Norris climate

Norris Weather in May

NOAA 1991-2020 normals for Clemson Univ, 12.8 km from Norris

Average highs run from 77°F on May 1 to 84°F on May 31, and lows from 53°F to 62°F. Normal precipitation for the month is 4.06 in over about 10 wet days.

May day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Norris, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
81°F
Average low
57°F
Precipitation
4.06 in
Record high
98°FMay 20, 1996
Record low
34°FMay 4, 1971
Chance of a freeze
0%
Days of 90°F or more
2.1
Daylight
13 h 35 min to 14 h 20 min
Cloud cover
60%
Humidity
79%
Dew point
56°F
Wind
4.0 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
May 177°F53°F88°F 198635°F 200832%0%
May 277°F53°F90°F 200735°F 196332%0%
May 378°F53°F91°F 195936°F 200432%0%
May 478°F54°F88°F 195534°F 197132%0%
May 578°F54°F90°F 195536°F 199732%0%
May 678°F54°F91°F 201436°F 199732%0%
May 779°F54°F91°F 200437°F 202032%0%
May 879°F55°F90°F 200435°F 198932%0%
May 979°F55°F89°F 195239°F 196032%0%
May 1079°F55°F89°F 195535°F 195432%0%
May 1179°F56°F91°F 196338°F 199732%0%
May 1280°F56°F91°F 200039°F 195232%0%
May 1380°F56°F91°F 200035°F 196032%0%
May 1480°F57°F92°F 195639°F 201332%0%
May 1580°F57°F92°F 196239°F 201332%0%
May 1681°F57°F92°F 198241°F 197332%0%
May 1781°F58°F89°F 196238°F 199732%0%
May 1881°F58°F93°F 196238°F 197332%0%
May 1981°F58°F96°F 199640°F 197632%0%
May 2082°F59°F98°F 199640°F 200733%0%
May 2182°F59°F95°F 199644°F 195433%0%
May 2282°F59°F95°F 199840°F 200233%0%
May 2382°F59°F93°F 199440°F 200233%0%
May 2482°F60°F93°F 199446°F 200233%0%
May 2583°F60°F95°F 195343°F 199933%0%
May 2683°F60°F96°F 195337°F 197934%0%
May 2783°F61°F97°F 201138°F 196134%0%
May 2883°F61°F94°F 199846°F 196134%0%
May 2984°F61°F93°F 201947°F 196834%0%
May 3084°F61°F95°F 195346°F 196834%0%
May 3184°F62°F98°F 195339°F 198435%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Norris, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

May 1
sunrise 6:41 AM, sunset 8:16 PM
May 31
sunrise 6:19 AM, sunset 8:39 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00381770 (Clemson Univ), public domain. Records: NOAA GHCN-Daily, station USC00386831, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.